diff options
Diffstat (limited to 'drivers/net/bonding/bond_main.c')
-rw-r--r-- | drivers/net/bonding/bond_main.c | 112 |
1 files changed, 36 insertions, 76 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 5f5b69f37d2e..ef2cb2418535 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -615,15 +615,9 @@ static int bond_check_dev_link(struct bonding *bond, return netif_carrier_ok(slave_dev) ? BMSR_LSTATUS : 0; /* Try to get link status using Ethtool first. */ - if (slave_dev->ethtool_ops) { - if (slave_dev->ethtool_ops->get_link) { - u32 link; - - link = slave_dev->ethtool_ops->get_link(slave_dev); - - return link ? BMSR_LSTATUS : 0; - } - } + if (slave_dev->ethtool_ops->get_link) + return slave_dev->ethtool_ops->get_link(slave_dev) ? + BMSR_LSTATUS : 0; /* Ethtool can't be used, fallback to MII ioctls. */ ioctl = slave_ops->ndo_do_ioctl; @@ -1510,8 +1504,9 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) int link_reporting; int res = 0; - if (!bond->params.use_carrier && slave_dev->ethtool_ops == NULL && - slave_ops->ndo_do_ioctl == NULL) { + if (!bond->params.use_carrier && + slave_dev->ethtool_ops->get_link == NULL && + slave_ops->ndo_do_ioctl == NULL) { pr_warning("%s: Warning: no link monitoring support for %s\n", bond_dev->name, slave_dev->name); } @@ -1838,7 +1833,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) * anyway (it holds no special properties of the bond device), * so we can change it without calling change_active_interface() */ - if (!bond->curr_active_slave) + if (!bond->curr_active_slave && new_slave->link == BOND_LINK_UP) bond->curr_active_slave = new_slave; break; @@ -3459,6 +3454,28 @@ static int bond_xmit_hash_policy_l34(struct sk_buff *skb, int count) /*-------------------------- Device entry points ----------------------------*/ +static void bond_work_init_all(struct bonding *bond) +{ + INIT_DELAYED_WORK(&bond->mcast_work, + bond_resend_igmp_join_requests_delayed); + INIT_DELAYED_WORK(&bond->alb_work, bond_alb_monitor); + INIT_DELAYED_WORK(&bond->mii_work, bond_mii_monitor); + if (bond->params.mode == BOND_MODE_ACTIVEBACKUP) + INIT_DELAYED_WORK(&bond->arp_work, bond_activebackup_arp_mon); + else + INIT_DELAYED_WORK(&bond->arp_work, bond_loadbalance_arp_mon); + INIT_DELAYED_WORK(&bond->ad_work, bond_3ad_state_machine_handler); +} + +static void bond_work_cancel_all(struct bonding *bond) +{ + cancel_delayed_work_sync(&bond->mii_work); + cancel_delayed_work_sync(&bond->arp_work); + cancel_delayed_work_sync(&bond->alb_work); + cancel_delayed_work_sync(&bond->ad_work); + cancel_delayed_work_sync(&bond->mcast_work); +} + static int bond_open(struct net_device *bond_dev) { struct bonding *bond = netdev_priv(bond_dev); @@ -3481,41 +3498,27 @@ static int bond_open(struct net_device *bond_dev) } read_unlock(&bond->lock); - INIT_DELAYED_WORK(&bond->mcast_work, bond_resend_igmp_join_requests_delayed); + bond_work_init_all(bond); if (bond_is_lb(bond)) { /* bond_alb_initialize must be called before the timer * is started. */ - if (bond_alb_initialize(bond, (bond->params.mode == BOND_MODE_ALB))) { - /* something went wrong - fail the open operation */ + if (bond_alb_initialize(bond, (bond->params.mode == BOND_MODE_ALB))) return -ENOMEM; - } - - INIT_DELAYED_WORK(&bond->alb_work, bond_alb_monitor); queue_delayed_work(bond->wq, &bond->alb_work, 0); } - if (bond->params.miimon) { /* link check interval, in milliseconds. */ - INIT_DELAYED_WORK(&bond->mii_work, bond_mii_monitor); + if (bond->params.miimon) /* link check interval, in milliseconds. */ queue_delayed_work(bond->wq, &bond->mii_work, 0); - } if (bond->params.arp_interval) { /* arp interval, in milliseconds. */ - if (bond->params.mode == BOND_MODE_ACTIVEBACKUP) - INIT_DELAYED_WORK(&bond->arp_work, - bond_activebackup_arp_mon); - else - INIT_DELAYED_WORK(&bond->arp_work, - bond_loadbalance_arp_mon); - queue_delayed_work(bond->wq, &bond->arp_work, 0); if (bond->params.arp_validate) bond->recv_probe = bond_arp_rcv; } if (bond->params.mode == BOND_MODE_8023AD) { - INIT_DELAYED_WORK(&bond->ad_work, bond_3ad_state_machine_handler); queue_delayed_work(bond->wq, &bond->ad_work, 0); /* register to receive LACPDUs */ bond->recv_probe = bond_3ad_lacpdu_recv; @@ -3530,34 +3533,10 @@ static int bond_close(struct net_device *bond_dev) struct bonding *bond = netdev_priv(bond_dev); write_lock_bh(&bond->lock); - bond->send_peer_notif = 0; - write_unlock_bh(&bond->lock); - if (bond->params.miimon) { /* link check interval, in milliseconds. */ - cancel_delayed_work_sync(&bond->mii_work); - } - - if (bond->params.arp_interval) { /* arp interval, in milliseconds. */ - cancel_delayed_work_sync(&bond->arp_work); - } - - switch (bond->params.mode) { - case BOND_MODE_8023AD: - cancel_delayed_work_sync(&bond->ad_work); - break; - case BOND_MODE_TLB: - case BOND_MODE_ALB: - cancel_delayed_work_sync(&bond->alb_work); - break; - default: - break; - } - - if (delayed_work_pending(&bond->mcast_work)) - cancel_delayed_work_sync(&bond->mcast_work); - + bond_work_cancel_all(bond); if (bond_is_lb(bond)) { /* Must be called only after all * slaves have been released @@ -4436,26 +4415,6 @@ static void bond_setup(struct net_device *bond_dev) bond_dev->features |= bond_dev->hw_features; } -static void bond_work_cancel_all(struct bonding *bond) -{ - if (bond->params.miimon && delayed_work_pending(&bond->mii_work)) - cancel_delayed_work_sync(&bond->mii_work); - - if (bond->params.arp_interval && delayed_work_pending(&bond->arp_work)) - cancel_delayed_work_sync(&bond->arp_work); - - if (bond->params.mode == BOND_MODE_ALB && - delayed_work_pending(&bond->alb_work)) - cancel_delayed_work_sync(&bond->alb_work); - - if (bond->params.mode == BOND_MODE_8023AD && - delayed_work_pending(&bond->ad_work)) - cancel_delayed_work_sync(&bond->ad_work); - - if (delayed_work_pending(&bond->mcast_work)) - cancel_delayed_work_sync(&bond->mcast_work); -} - /* * Destroy a bonding device. * Must be under rtnl_lock when this function is called. @@ -4706,12 +4665,13 @@ static int bond_check_params(struct bond_params *params) arp_ip_count++) { /* not complete check, but should be good enough to catch mistakes */ - if (!isdigit(arp_ip_target[arp_ip_count][0])) { + __be32 ip = in_aton(arp_ip_target[arp_ip_count]); + if (!isdigit(arp_ip_target[arp_ip_count][0]) || + ip == 0 || ip == htonl(INADDR_BROADCAST)) { pr_warning("Warning: bad arp_ip_target module parameter (%s), ARP monitoring will not be performed\n", arp_ip_target[arp_ip_count]); arp_interval = 0; } else { - __be32 ip = in_aton(arp_ip_target[arp_ip_count]); arp_target[arp_ip_count] = ip; } } |